It is important to talk through these issues before they come to a head.

在这些问题发展到紧要关头之前，把它们谈清楚是很重要的。

The boil has come to a head.

那疔已化脓了.

Matters have come to a head in the peace talk.

和平谈判已到紧要关头.

Everything churns along until things invariably come to a head.

各种矛盾都搅在一起,直到有一天你觉得再也受不了了.

I expect that within an hour the matters will come to a head .

我预料在一小时内事情就会真相大白。